---
product_id: 246899694
title: "OB1 Terracota Multi-Surface Construction Sealant & Adhesive, 290ml | Hybrid Technology, Excellent Chemical Resistance, Water & Weather Resistant"
brand: "ob1"
price: "₱2631"
currency: PHP
in_stock: true
reviews_count: 12
category: "Ob1"
url: https://www.desertcart.ph/products/246899694-ob1-terracota-multi-surface-construction-sealant-and-adhesive-290ml-hybrid
store_origin: PH
region: Philippines
---

# Effective underwater bonding Withstands -40°C to +120°C Hybrid polymer for ultimate durability OB1 Terracota Multi-Surface Construction Sealant & Adhesive, 290ml | Hybrid Technology, Excellent Chemical Resistance, Water & Weather Resistant

**Brand:** ob1
**Price:** ₱2631
**Availability:** ✅ In Stock

## Summary

> 🔧 Seal the deal with OB1 – where durability meets versatility!

## Quick Answers

- **What is this?** OB1 Terracota Multi-Surface Construction Sealant & Adhesive, 290ml | Hybrid Technology, Excellent Chemical Resistance, Water & Weather Resistant by ob1
- **How much does it cost?** ₱2631 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/246899694-ob1-terracota-multi-surface-construction-sealant-and-adhesive-290ml-hybrid)

## Best For

- ob1 enthusiasts

## Why This Product

- Trusted ob1 brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Trusted Legacy:** Original formula with 20+ years of proven performance and 4.5-star acclaim from over 1,100 users.
- • **Submerged Strength:** Apply underwater without draining pools—ideal for tiles and repairs in wet environments.
- • **All-Weather Warrior:** Maintains a rock-solid bond from freezing cold to scorching heat, perfect for any climate challenge.
- • **Eco-Safe & Odourless:** No solvents or isocyanates, earning an A+ air quality rating for safe indoor and outdoor use.
- • **Multi-Surface Master:** Seamlessly bonds copper, aluminium, glass, wood, plastic, steel, and more with unmatched versatility.

## Overview

OB1 Terracotta Multi-Surface Construction Sealant & Adhesive is a hybrid polymer paste designed for extreme durability and versatility. It bonds and seals a wide range of materials including metals, glass, wood, and plastics, maintaining strength from -40°C to +120°C. Its unique formula allows underwater application, making it perfect for pool repairs without draining. Eco-friendly and odourless, OB1 is trusted by professionals and DIYers alike for over 20 years.

## Description

From the manufacturer

Review: Gloop in a tube. - I think this is as good as CT1 for less money. Time will tell. Used for sealing around a window and glueing some rubber roof. Great for cracks and flaps.
Review: This is excellent for many applications - OB1 can't beat it. Used for running between porcelain tiles and aco drains. Did the job perfectly. Sticks like it should!!

## Features

- Contains sensitizing substances. May produce an allergic reaction.
- Safety data sheet available on request.
- ORIGINAL FORMULA - The Original formulation which has been on the market for 20+ years, A versatile Multi-Surface Construction Sealant & Adhesive: Perfect for bonding and sealing felt, copper, aluminium, mirrors, wood, plastic, steel, glass, tile, and mor
- DURABILITY - Durable in Extreme Conditions: Maintains a strong bond from -40°C to +120°C, ideal for harsh weather and refrigerated environments. Compatible with most paints; test area when using synthetic or oil-based paints.
- FOOD SAFE & UNDERWATER - Can be applied underwater thanks to its hybrid polymer formulation - acts as a structural underwater bond in closed-face applications in swimming pools such as floor and wall tiles without the need to drain the pool, ISEGA approve
- ODOURLESS - Eco-Friendly & Odourless: Safe for residential, domestic, and industrial use. Contains no solvents or isocyanates, earning an A+ air quality rating.
- CONTENTS - 1 x OB1 Multi-Surface Construction Sealant & Adhesive, Colour: Terracotta

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08K1Q4YZW |
| Best Sellers Rank | 736 in DIY & Tools ( See Top 100 in DIY & Tools ) 18 in Sealers |
| Brand | OB1 |
| Colour | Terracotta |
| Compatible Material | Aluminium, Copper, Glass, Plastic |
| Container Type | Tube |
| Country Of Origin | Netherlands |
| Customer Reviews | 4.5 out of 5 stars 1,163 Reviews |
| Global Trade Identification Number | 05032822004497 |
| Included Components | 290ml Cartridge with Nozzle |
| Item Form | Paste |
| Item Package Quantity | 1 |
| Item Type Name | Adhesives |
| Item Volume | 290 Millilitres |
| Item form | Paste |
| Manufacturer | Siroflex Lte |
| Manufacturer Part Number | OB1SCS290T |
| Material | Hybrid Polymer |
| Model Number | OB1SCS290T |
| Number of Pieces | 1 |
| Other Special Features of the Product | Durable in Extreme Conditions, Food Safe & Underwater |
| Special feature | Durable in Extreme Conditions, Food Safe & Underwater |
| Specific Uses For Product | Construction, Underwater, Exterior, Interior, Refrigerated Environments, Food Safe |
| Specific uses for product | Construction, Underwater, Exterior, Interior, Refrigerated Environments, Food Safe |
| Unit Count | 290.0 millilitre |
| Viscosity Level | Medium to High |
| Water Resistance Level | Water Resistant |

## Product Details

- **Brand:** OB1
- **Item form:** Paste
- **Material:** Hybrid Polymer
- **Special feature:** Durable in Extreme Conditions, Food Safe & Underwater
- **Specific uses for product:** Construction, Underwater, Exterior, Interior, Refrigerated Environments, Food Safe

## Images

![OB1 Terracota Multi-Surface Construction Sealant & Adhesive, 290ml | Hybrid Technology, Excellent Chemical Resistance, Water & Weather Resistant - Image 1](https://m.media-amazon.com/images/I/61mEKdLu6PL.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Gloop in a tube.
*by A***R on 18 May 2026*

I think this is as good as CT1 for less money. Time will tell. Used for sealing around a window and glueing some rubber roof. Great for cracks and flaps.

### ⭐⭐⭐⭐⭐ This is excellent for many applications
*by D***Y on 28 May 2026*

OB1 can't beat it. Used for running between porcelain tiles and aco drains. Did the job perfectly. Sticks like it should!!

### ⭐⭐⭐⭐ Easy to use
*by J***D on 5 April 2026*

Easy to use and did the job, time will tell if it lasts ten years

## Frequently Bought Together

- OB1 Terracotta Multi-Surface Construction Sealant & Adhesive - Hybrid Technology - Excellent Chemical Resistance - Water Resistant - Weather Resistant - Food Safe - 290ml
- 12 Pieces Spare Silicone Sealant Nozzles, Silicone Tube Nozzle Sealant Caulk Caps Resealable Silicone Cartridge Nozzles with 12 Pcs Red Nozzle Caps for Bathroom Kitchen Finishing Sealing

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**Shop now:** [https://www.desertcart.ph/products/246899694-ob1-terracota-multi-surface-construction-sealant-and-adhesive-290ml-hybrid](https://www.desertcart.ph/products/246899694-ob1-terracota-multi-surface-construction-sealant-and-adhesive-290ml-hybrid)

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-09-01*